513233756

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 1042030080

約数和(自身を除く): 528796324

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 251, 412, 502, 709, 721, 1004, 1418, 1442, 1757, 2836, 2884, 3514, 4963, 7028, 9926, 19852, 25853, 51706, 73027, 103412, 146054, 177959, 180971, 292108, 355918, 361942, 511189, 711836, 723884, 1022378, 1245713, 2044756, 2491426, 4982852, 18329777, 36659554, 73319108, 128308439, 256616878, 513233756]

約数ペア:

[(1, 513233756), (2, 256616878), (4, 128308439), (7, 73319108), (14, 36659554), (28, 18329777), (103, 4982852), (206, 2491426), (251, 2044756), (412, 1245713), (502, 1022378), (709, 723884), (721, 711836), (1004, 511189), (1418, 361942), (1442, 355918), (1757, 292108), (2836, 180971), (2884, 177959), (3514, 146054), (4963, 103412), (7028, 73027), (9926, 51706), (19852, 25853)]